190 lines
5.8 KiB
Diff
190 lines
5.8 KiB
Diff
From f360e6e4d10c7f304127c50e03fd1c84c226f65e Mon Sep 17 00:00:00 2001
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From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
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Date: Thu, 28 Feb 2013 10:51:32 +0100
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Subject: [PATCH 167/364] * grub-core/fs/jfs.c: Remove nested functions.
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---
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ChangeLog | 4 ++
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grub-core/fs/jfs.c | 113 +++++++++++++++++++++++++++--------------------------
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2 files changed, 61 insertions(+), 56 deletions(-)
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diff --git a/ChangeLog b/ChangeLog
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index 056de9d..6601c42 100644
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--- a/ChangeLog
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+++ b/ChangeLog
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@@ -1,5 +1,9 @@
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2013-02-28 Vladimir Serbinenko <phcoder@gmail.com>
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+ * grub-core/fs/jfs.c: Remove nested functions.
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+
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+2013-02-28 Vladimir Serbinenko <phcoder@gmail.com>
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+
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* grub-core/fs/minix.c: Remove nested functions.
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2013-02-28 Vladimir Serbinenko <phcoder@gmail.com>
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diff --git a/grub-core/fs/jfs.c b/grub-core/fs/jfs.c
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index 88b21ad..4122eff 100644
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--- a/grub-core/fs/jfs.c
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+++ b/grub-core/fs/jfs.c
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@@ -255,60 +255,60 @@ static grub_dl_t my_mod;
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static grub_err_t grub_jfs_lookup_symlink (struct grub_jfs_data *data, grub_uint32_t ino);
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-/* Get the block number for the block BLK in the node INODE in the
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- mounted filesystem DATA. */
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static grub_int64_t
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-grub_jfs_blkno (struct grub_jfs_data *data, struct grub_jfs_inode *inode,
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- grub_uint64_t blk)
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+getblk (struct grub_jfs_treehead *treehead,
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+ struct grub_jfs_tree_extent *extents,
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+ struct grub_jfs_data *data,
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+ grub_uint64_t blk)
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{
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- auto grub_int64_t getblk (struct grub_jfs_treehead *treehead,
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- struct grub_jfs_tree_extent *extents);
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+ int found = -1;
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+ int i;
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- grub_int64_t getblk (struct grub_jfs_treehead *treehead,
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- struct grub_jfs_tree_extent *extents)
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+ for (i = 0; i < grub_le_to_cpu16 (treehead->count) - 2; i++)
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{
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- int found = -1;
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- int i;
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-
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- for (i = 0; i < grub_le_to_cpu16 (treehead->count) - 2; i++)
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+ if (treehead->flags & GRUB_JFS_TREE_LEAF)
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{
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- if (treehead->flags & GRUB_JFS_TREE_LEAF)
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- {
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- /* Read the leafnode. */
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- if (grub_le_to_cpu32 (extents[i].offset2) <= blk
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- && ((grub_le_to_cpu16 (extents[i].extent.length))
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- + (extents[i].extent.length2 << 16)
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- + grub_le_to_cpu32 (extents[i].offset2)) > blk)
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- return (blk - grub_le_to_cpu32 (extents[i].offset2)
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- + grub_le_to_cpu32 (extents[i].extent.blk2));
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- }
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- else
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- if (blk >= grub_le_to_cpu32 (extents[i].offset2))
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- found = i;
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+ /* Read the leafnode. */
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+ if (grub_le_to_cpu32 (extents[i].offset2) <= blk
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+ && ((grub_le_to_cpu16 (extents[i].extent.length))
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+ + (extents[i].extent.length2 << 16)
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+ + grub_le_to_cpu32 (extents[i].offset2)) > blk)
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+ return (blk - grub_le_to_cpu32 (extents[i].offset2)
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+ + grub_le_to_cpu32 (extents[i].extent.blk2));
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}
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+ else
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+ if (blk >= grub_le_to_cpu32 (extents[i].offset2))
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+ found = i;
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+ }
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- if (found != -1)
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- {
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- struct
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- {
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- struct grub_jfs_treehead treehead;
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- struct grub_jfs_tree_extent extents[254];
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- } tree;
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-
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- if (grub_disk_read (data->disk,
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- ((grub_disk_addr_t) grub_le_to_cpu32 (extents[found].extent.blk2))
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- << (grub_le_to_cpu16 (data->sblock.log2_blksz)
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- - GRUB_DISK_SECTOR_BITS), 0,
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- sizeof (tree), (char *) &tree))
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- return -1;
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-
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- return getblk (&tree.treehead, &tree.extents[0]);
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- }
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+ if (found != -1)
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+ {
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+ struct
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+ {
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+ struct grub_jfs_treehead treehead;
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+ struct grub_jfs_tree_extent extents[254];
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+ } tree;
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+
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+ if (grub_disk_read (data->disk,
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+ ((grub_disk_addr_t) grub_le_to_cpu32 (extents[found].extent.blk2))
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+ << (grub_le_to_cpu16 (data->sblock.log2_blksz)
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+ - GRUB_DISK_SECTOR_BITS), 0,
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+ sizeof (tree), (char *) &tree))
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+ return -1;
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- return -1;
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+ return getblk (&tree.treehead, &tree.extents[0], data, blk);
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}
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- return getblk (&inode->file.tree, &inode->file.extents[0]);
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+ return -1;
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+}
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+
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+/* Get the block number for the block BLK in the node INODE in the
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+ mounted filesystem DATA. */
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+static grub_int64_t
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+grub_jfs_blkno (struct grub_jfs_data *data, struct grub_jfs_inode *inode,
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+ grub_uint64_t blk)
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+{
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+ return getblk (&inode->file.tree, &inode->file.extents[0], data, blk);
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}
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@@ -489,6 +489,13 @@ grub_jfs_closedir (struct grub_jfs_diropen *diro)
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grub_free (diro);
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}
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+static void
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+le_to_cpu16_copy (grub_uint16_t *out, grub_uint16_t *in, grub_size_t len)
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+{
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+ while (len--)
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+ *out++ = grub_le_to_cpu16 (*in++);
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+}
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+
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/* Read in the next dirent from the directory described by DIRO. */
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static grub_err_t
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@@ -501,15 +508,6 @@ grub_jfs_getent (struct grub_jfs_diropen *diro)
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int nextent;
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grub_uint16_t filename[256];
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- auto void addstr (grub_uint16_t *uname, int ulen);
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-
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- /* Add the unicode string to the utf16 filename buffer. */
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- void addstr (grub_uint16_t *name, int ulen)
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- {
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- while (ulen--)
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- filename[strpos++] = grub_le_to_cpu16 (*(name++));
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- }
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-
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/* The last node, read in more. */
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if (diro->index == diro->count)
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{
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@@ -547,8 +545,10 @@ grub_jfs_getent (struct grub_jfs_diropen *diro)
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return grub_jfs_getent (diro);
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}
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- addstr (leaf->namepart, len < diro->data->namecomponentlen ? len
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- : diro->data->namecomponentlen);
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+ le_to_cpu16_copy (filename + strpos, leaf->namepart, len < diro->data->namecomponentlen ? len
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+ : diro->data->namecomponentlen);
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+ strpos += len < diro->data->namecomponentlen ? len
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+ : diro->data->namecomponentlen;
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diro->ino = grub_le_to_cpu32 (leaf->inode);
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len -= diro->data->namecomponentlen;
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@@ -558,7 +558,8 @@ grub_jfs_getent (struct grub_jfs_diropen *diro)
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do
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{
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next_leaf = &diro->next_leaf[nextent];
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- addstr (next_leaf->namepart, len < 15 ? len : 15 );
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+ le_to_cpu16_copy (filename + strpos, next_leaf->namepart, len < 15 ? len : 15);
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+ strpos += len < 15 ? len : 15;
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len -= 15;
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nextent = next_leaf->next;
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--
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1.8.1.4
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